gistfile1.txt

Add-Type -TypeDefinition @"
	using System;
	using System.Diagnostics;
	using System.Runtime.InteropServices;
	
	[StructLayout(LayoutKind.Sequential)]
	public struct PROCESS_INFORMATION
	{
		public IntPtr hProcess; public IntPtr hThread; public uint dwProcessId; public uint dwThreadId;
	}
	
	[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
	public struct STARTUPINFO
	{
		public uint cb; public string lpReserved; public string lpDesktop; public string lpTitle;
		public uint dwX; public uint dwY; public uint dwXSize; public uint dwYSize; public uint dwXCountChars;
		public uint dwYCountChars; public uint dwFillAttribute; public uint dwFlags; public short wShowWindow;
		public short cbReserved2; public IntPtr lpReserved2; public IntPtr hStdInput; public IntPtr hStdOutput;
		public IntPtr hStdError;
	}
	
	[StructLayout(LayoutKind.Sequential)]
	public struct SECURITY_ATTRIBUTES
	{
		public int length; public IntPtr lpSecurityDescriptor; public bool bInheritHandle;
	}
	
	public static class Kernel32
	{
		[DllImport("kernel32.dll", SetLastError=true)]
		public static extern bool CreateProcess(
			string lpApplicationName, string lpCommandLine, ref SECURITY_ATTRIBUTES lpProcessAttributes, 
			ref SECURITY_ATTRIBUTES lpThreadAttributes, bool bInheritHandles, uint dwCreationFlags, 
			IntPtr lpEnvironment, string lpCurrentDirectory, ref STARTUPINFO lpStartupInfo, 
			out PROCESS_INFORMATION lpProcessInformation);
	}
"@

$StartupInfo = New-Object STARTUPINFO
	$StartupInfo.dwFlags = $StartF # StartupInfo.dwFlag
	$StartupInfo.wShowWindow = $ShowWindow # StartupInfo.ShowWindow
	$StartupInfo.cb = [System.Runtime.InteropServices.Marshal]::SizeOf($StartupInfo) # Struct Size
	$ProcessInfo = New-Object PROCESS_INFORMATION
	
	# SECURITY_ATTRIBUTES Struct (Process & Thread)
	$SecAttr = New-Object SECURITY_ATTRIBUTES
	$SecAttr.Length = [System.Runtime.InteropServices.Marshal]::SizeOf($SecAttr)
	$GetCurrentPath = (Get-Item -Path ".\" -Verbose).FullName
	# Call CreateProcess
	[Kernel32]::CreateProcess("C:\Windows\System32\cmd.exe", "/c notepad.exe", [ref] $SecAttr, [ref] $SecAttr, $false, $CreationFlags, [IntPtr]::Zero, $GetCurrentPath, [ref] $StartupInfo, [ref] $ProcessInfo) |out-null